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Portfolio Managers

Ronald Weinstock is a principal of 1790 Capital Management and manager of the 1790 Patent Value Fund’s portfolio. He earned a B.S. in Mathematics from Yale University, where he won multiple prizes, and an M.S. in Mathematics from the University of Chicago where he was a Rothschild Fellow. He began his career devising mathematical models at Lehman Brothers and later became a risk arbitrage trader for the firm. Mr. Weinstock subsequently became a portfolio manager at MD Sass, where he managed a 400 million-dollar equity portfolio. For the 11 years prior to the formation of the Abacab Fund, Mr. Weinstock was a private investor. Since 2001 Mr. Weinstock has been the Chief Executive Officer of Abacab Asset Management, the general partner of the Abacab Fund, a limited partnership which primarily invests in domestic equities.

Bradley Zarlin is a principal and Head Trader of 1790 Capital Management. He earned a B.S. from the Wharton School of the University of Pennsylvania and an M.B.A. from the University of Chicago. For eleven years he managed an independent stock brokerage office for J.W. Genesis that was subsequently acquired by First Union Securities and ultimately acquired by Wachovia. Mr. Zarlin’s responsibilities included supervising stockbrokers, managing client accounts and devising trading strategies. Since 2001, Mr. Zarlin has been the Chairman of Abacab Asset Management, the general partner of the Abacab Fund.


Research Directors

Anthony Breitzman is a principal and Research Director of 1790 Capital Management. He earned a B.S. in Mathematics from Richard Stockton College; an M.A. in Mathematics from Temple University; and an M.S. and Ph.D. in Computer Science from Drexel University. Dr. Breitzman was the Vice President and Chief Technology Officer of CHI Research. He is an expert in constructing quantitative evaluations of companies' technological strengths and weaknesses, and identifying potential competitors on the technological horizon. He has also developed many of the 1790 Patent Value Fund’s quantitative patent metrics. At CHI he was a leading figure in the company's software development, which involved developing toolsets and querying capabilities to handle patent databases.

Dr. Breitzman has spoken at meetings of the Society of Competitive Intelligence Professionals, the National Meeting of the American Chemical Society, and the Annual Conference of the Patent Information Users Group, among others. He has also published research papers in journals covering mathematics, R&D and IP management, research evaluation, and computing.

Patrick Thomas is a principal and Research Director of 1790 Capital Management. Dr. Thomas was educated in the United Kingdom, and was a Lecturer in Quantitative Methods at the Southampton Institute. He earned a B.S. (First Class) in Management Science from the University of Manchester Institute of Science and Technology; an M.S. in Computer Science from the University of Birmingham; and a Ph.D. in Management Theory and Bibliometrics from Nottingham Trent University. His Ph.D. dissertation forms the basis of the book Fashions in Management Research: An Empirical Analysis, which uses data analysis techniques to measure the impact of management ideas over time.

Dr. Thomas was a Senior Analyst at CHI Research Inc., where he was a project manager in science and technology evaluation for a variety of Fortune 500 and governmental agency clients. He was also a central figure in CHI's development of products and customized consulting services for the investment community.

Dr. Thomas has published numerous research papers in technology analysis and company valuation. His papers have appeared in journals such as R&D Management, Engineering Management Journal, and Technology Analysis & Strategic Management. He has presented his work at various national and international meetings and conferences, including the American Chemical Society, the International Association for Management of Technology, the Society of Competitive Intelligence Professionals, and the International Conference on Science and Technology Indicators.


Managing Directors

William Buchsbaum is a principal and Managing Director of 1790 Capital Management, the general partner of the 1790 Patent Value Fund. He earned a B.A. from the University of Pennsylvania, a J.D. from the University of Texas, and an LL.M. from the London School of Economics. His career began at Stotsenburg & Stotsenburg, an American law firm based in London, where he represented merchant banks on a variety of matters including the financing of jumbo jet airplane purchases on behalf of commercial airlines. He later became General Counsel for Delta Systems Design, a London based high technology company. In addition to his legal duties at Delta, Mr. Buchsbaum successfully raised venture capital for that company. After leaving Delta, Mr. Buchsbaum returned to the United States to run a privately held international trading business. Since 2001 Mr. Buchsbaum has been the President of Abacab Asset Management, the general partner of the Abacab Fund.

Chip D’Angelo is a principal and Managing Director of 1790 Capital Management. He earned a B.A. from Temple University. He began his career in MCI’s marketing department. Mr. D’Angelo later joined The Response Center, a start-up quantitative research firm where he built a multi-million dollar technology research practice. During this time, The Response Center formed a roll-up IPO consulting firm. The roll-up successfully went public and was later purchased by NCO Group. Mr. D’Angelo then started vcmVertical a research firm that created a neural networks based search engine that provided data to financial institutions. He subsequently became director of business development at CHI Research. In all of these ventures, Mr. D’Angelo’s responsibilities included business development, quantitative research design and analysis, data mining analysis, product creation, and consulting to Fortune 100 companies.