SY

Seiji Yamaguchi

OC Olympus Optical Co.: 3 patents #20 of 349Top 6%
Sumitomo Electric Industries: 1 patents #611 of 1,892Top 35%
📍 Kiyosu, JP: #1 of 14 inventorsTop 8%
Overall (1994): #4,559 of 165,921Top 3%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5351677 Medical system having object information reproduction means for palpation Kuniaki Kami, Hideyuki Adachi, Koichi Umeyama, Yoshihiro Kosaka, Eiichi Fuse +6 more 1994-10-04
5339799 Medical system for reproducing a state of contact of the treatment section in the operation unit Kuniaki Kami, Hideyuki Adachi, Koichi Umeyama, Yoshihiro Kosaka, Eiichi Fuse +6 more 1994-08-23
5327372 Semiconductor memory device Akihisa Oka 1994-07-05
5315383 Endoscope system Hisao Yabe, Hiroyuki Sasa, Shigeru Nakajima, Kazunari Nakamura, Yoshihiro Okada +1 more 1994-05-24