Corporate Board Profile
Tech Score: 0/100
| Filing Date | Source Excerpt |
|---|---|
| 2016-10-03 | "Dr. Chang’s extensive experience and knowledge in legal... as well as his scientific and technical background in the semiconductor and computer industries" |
| 2017-10-03 | "From 1985 to 1991, he was a research staff member and technical team leader at IBM Research Division... Dr. Chang’s... scientific and technical background in the semiconductor and computer industries" |
| 2018-10-09 | "Dr. Chang’s extensive experience and knowledge in legal, regulatory compliance, corporate governance, and intellectual property matters... as well as his scientific and technical background in the semiconductor and computer industries" |
| 2019-10-07 | "Dr. Chang’s... scientific and technical background in the semiconductor and computer industries" |
| 2020-09-28 | "Dr. Chang’s... scientific and technical background in the semiconductor and computer industries" |
| 2021-10-01 | "From 1985 to 1991, he was a research staff member and technical team leader at IBM Research Division... Dr. Chang’s... scientific and technical background in the semiconductor and computer industries" |
| 2022-10-13 | "From 1985 to 1991, he was a research staff member and technical team leader at IBM Research Division... Dr. Chang’s... scientific and technical background in the semiconductor and computer industries" |
| 2023-09-25 | "From 1991 to 1995, he served as a staff attorney and a patent agent at IBM Intellectual Property and Licensing Services. From 1985 to 1991, he was a research staff member and technical team leader at IBM Research Division... Dr. Chang holds a B.S.E. in chemical engineering... a Ph.D. in chemical engineering... and a J.D." |
| 2024-09-25 | "From 1991 to 1995, he served as a staff attorney and a patent agent at IBM Intellectual Property and Licensing Services. From 1985 to 1991, he was a research staff member and technical team leader at IBM Research Division... and his scientific and technical background in the semiconductor and computer industries" |
Source material: SEC submissions metadata and DEF 14A proxy filings from EDGAR. Last updated: 2026-04-09