YK

Yoshinori Kojima

Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
YK Ykk: 9 patents #70 of 845Top 9%
Canon: 6 patents #8,497 of 19,416Top 45%
MI Mitsuba: 3 patents #118 of 618Top 20%
📍 Toyama, JP: #96 of 1,699 inventorsTop 6%
Overall (All Time): #128,794 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
5217360 Scroll compressor with swirling impeller biased by cooled lubricant Sadao Kawahara, Michio Yamamura, Jiro Yuda, Shuichi Yamamoto, Manabu Sakai +2 more 1993-06-08
5213489 Scroll compressor with axial vibration prevention for a shaft bearing Sadao Kawahara, Michio Yamamura, Jiro Yuda, Shuichi Yamamoto, Manabu Sakai +2 more 1993-05-25
5188521 Scroll compressor with reduced vibration resulting from the Oldham's ring Sadao Kawahara, Michio Yamamura, Jiro Yuda, Shuichi Yamamoto, Manabu Sakai +2 more 1993-02-23
4558993 Rotary compressor with capacity modulation Michimasa Hori, Hideo Hirano, Jiro Yuda 1985-12-17