YN

Yasuhiro Niikura

SL Semiconductor Energy Laboratory: 19 patents #387 of 1,113Top 35%
Nissan Motor Co.: 11 patents #614 of 8,689Top 8%
NT NTT: 3 patents #1,627 of 4,871Top 35%
Overall (All Time): #105,371 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
5194053 Rotational speed differential responsive type control coupling with variable transfer torque control means Akihiko Sano, Tokiyoshi Yanai 1993-03-16
5137130 Controlled type rotation speed difference sensitive coupling Toji Takemura, Koichi Kitamura 1992-08-11
4898049 Electro-hydraulic control for reducing engagement shock in an automatic transmission 1990-02-06
4725951 Control system for lock-up clutch in torque converter 1988-02-16
4640395 Slip control mechanism for friction clutch in torque converter of automatic power transmission Takashi Murasugi, Masaaki Suga 1987-02-03
4577737 Lock-up torque converter and method for controlling clutch slip in lock-up torque converter Yoshiro Morimoto, Hideo Hamada, Masaaki Suga, Takashi Murasugi 1986-03-25
4560043 Lockup torque converter having slip control means Takashi Murasugi, Yoshiro Morimoto, Masaaki Suga 1985-12-24
4487029 Variable-displacement rotary fluid compressor and air conditioning system using the compressor Yoshiaki Hidaka 1984-12-11