MI

Masakuni Ishikawa

ZG Zexel Gmbh: 6 patents #33 of 348Top 10%
DC Diesel Kiki Co.: 1 patents #181 of 366Top 50%
Overall (All Time): #764,613 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5593297 Scroll type compressor Nobuyuki Nakajima, Norikatsu Kiso, Nobukazu Takagi, Yukio Kazahaya, Seiji Kuchiki 1997-01-14
5551852 Scroll type compressor having a seal bearing unit Susumu Saito, Nobukazu Takagi, Kiyohiro Harada, Yukio Kazahaya, Seiji Kuchiki +1 more 1996-09-03
5503539 Scroll type compressor having a thrust bearing for the drive shaft Nobuyuki Nakajima, Susumu Saito 1996-04-02
5472328 Scroll type compressor having an oil seal bearing for the drive shaft Susumu Saito, Nobukazu Takagi, Kiyohiro Harada, Yukio Kazahaya, Seiji Kuchiki +1 more 1995-12-05
5413469 Thrust bearing arrangement for a drive shaft of a scroll compressor Nobuyuki Nakajima, Susumu Saito 1995-05-09
5105723 Swash plate type axial piston pump Yukio Kazahaya 1992-04-21
4839509 Connector device for connecting IC card to reading and/or writing apparatus Jun-ichi Yasuma, Tadashi Kobayashi 1989-06-13