YK

Yukio Kazahaya

ZG Zexel Gmbh: 6 patents #33 of 348Top 10%
FU Fujikoki: 1 patents #88 of 156Top 60%
VC Valeo Japan Co.: 1 patents #31 of 106Top 30%
Overall (All Time): #634,936 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10746163 Variable capacity compressor Masanori Amemori, Kentaro Suzuki, Takeshi Konishi, Changheon Ohk, Takayuki Endo 2020-08-18
6217290 Control valve for variable capacity compressors Masayuki Imai, Yoshiyuki Kume 2001-04-17
5937731 Variable capacity swash plate compressor 1999-08-17
5931079 Variable capacity swash plate compressor 1999-08-03
5593297 Scroll type compressor Nobuyuki Nakajima, Masakuni Ishikawa, Norikatsu Kiso, Nobukazu Takagi, Seiji Kuchiki 1997-01-14
5551852 Scroll type compressor having a seal bearing unit Susumu Saito, Nobukazu Takagi, Kiyohiro Harada, Seiji Kuchiki, Masakuni Ishikawa +1 more 1996-09-03
5472328 Scroll type compressor having an oil seal bearing for the drive shaft Susumu Saito, Nobukazu Takagi, Kiyohiro Harada, Seiji Kuchiki, Masakuni Ishikawa +1 more 1995-12-05
5105723 Swash plate type axial piston pump Masakuni Ishikawa 1992-04-21