KT

Kunihiko Takao

HI Hitachi: 18 patents #2,067 of 28,497Top 8%
HH Hitachi High-Technologies: 9 patents #300 of 1,917Top 20%
HC Hitachi Automotive Engineering Co.: 2 patents #95 of 314Top 35%
IH Ihi: 1 patents #624 of 1,178Top 55%
Overall (All Time): #138,551 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
4653991 Vane type compressor with fluid pressure biased vanes Kenichi Kawashima, Yozo Nakamura 1987-03-31
4636148 Vane type compressor with volume control Kenichi Kawashima, Yozo Nakamura, Isao Hayase 1987-01-13
4321019 Swash plate type compressor Takashi Degawa, Atsushi Suginuma, Hideo Usui, Kenichi Kawashima, Tsuneo Kan 1982-03-23