SY

Seiji Yamaguchi

OC Olympus Optical Co.: 3 patents #26 of 360Top 8%
Canon: 2 patents #487 of 2,200Top 25%
KT Kabushiki Kaisha Toshiba: 1 patents #480 of 1,730Top 30%
Sumitomo Electric Industries: 1 patents #603 of 2,038Top 30%
📍 Kiyosu, JP: #1 of 15 inventorsTop 7%
Overall (1997): #1,467 of 185,788Top 1%
7
Patents 1997

Issued Patents 1997

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5682585 Developing apparatus generating electric field between developer carrying member and developer layer regulating member Takahiro Inoue, Kazushige Sakurai, Junichi Kato, Kouichi Suwa, Masaki Ojima +4 more 1997-10-28
5666606 Image forming apparatus comprising contact type charging member Keiji Okano, Takahiro Inoue, Kazushige Sakurai, Tadashi Onimura, Kouichi Suwa +3 more 1997-09-09
5627583 Electroendoscope apparatus Kazunari Nakamura, Hisao Yabe, Shigeru Nakajima, Hiroyuki Sasa, Katsuyuki Saito +1 more 1997-05-06
5614943 Dissimilar endoscopes usable with a common control unit Kazunari Nakamura, Katsuyuki Saito, Hiroyuki Sasa, Yoshihiro Okada, Hisao Yabe +1 more 1997-03-25
5610527 Phase difference microwave densitometer and method which detects a number of phase rotations through a reference point 1997-03-11
5609561 Electronic type endoscope in which image pickup unit is dismounted to execute disinfection/sterilization processing Masao Uehara, Katsuyuki Saito, Masahito Goto, Shinji Yamashita, Akinobu Uchikubo +5 more 1997-03-11
5605585 Method for producing hydrogen storage alloy particles and sealed-type nickel-metal hydride storage battery using the same Osamu Yamamoto, Katsunori Komori, Kohei Suzuki, Tadao Kimura, Munehisa Ikoma +1 more 1997-02-25