BC

Bert T. Chien

3M: 3 patents #78 of 1,133Top 7%
📍 Okabena, MN: #4 of 35 inventorsTop 15%
🗺 Minnesota: #289 of 4,549 inventorsTop 7%
Overall (2002): #32,450 of 266,432Top 15%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6417321 Cured fluorenyl polyimides Kazuhiko Minami, Hiroshi Ayukawa, Toshihiro Suwa, Mitsuaki Kobayashi, Stephen A. Ezzell 2002-07-09
6392004 Polyimides for high-frequency applications Stephen A. Ezzell 2002-05-21
6376590 Zirconia sol, process of making and composite material Brant U. Kolb 2002-04-23