TK

Takashi Kawaharazaki

Mitsubishi Electric: 13 patents #2,044 of 25,717Top 8%
TO Toyota: 5 patents #5,641 of 26,838Top 25%
NS Nippon Soken: 4 patents #322 of 1,540Top 25%
TS Takai Rika Denki Seisakusho: 2 patents #10 of 190Top 6%
📍 Toyoake, JP: #10 of 32 inventorsTop 35%
Overall (All Time): #242,892 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
5163707 Automatic seat belt system Yasutaka Watanabe 1992-11-17
4858953 Apparatus for driving an intermediate portion of webbing Yuji Nishimura, Keiichi Tamura, Kenji Matsui, Yasutaka Watanabe, Noritada Yoshitsugu 1989-08-22
4850610 Automatic seatbelt apparatus Katsuki Asagiri, Yuji Nishimura, Noritada Yoshitsugu 1989-07-25
4681347 Automatic seatbelt apparatus Keiichi Tamura, Yuji Nishimura 1987-07-21
4676444 Webbing driving apparatus Yuji Nishimura 1987-06-30
4664334 Tension apparatus Katsuki Asagiri 1987-05-12
4470617 Webbing lock device Makoto Yamada, Toshio Gyoda 1984-09-11
4463917 Webbing retractor Shinji Mori, Akinori Fujiwara 1984-08-07
4391023 Buckle arrangement for seat belts Kobun Tanaka 1983-07-05
4387790 Webbing locking device Jun Yasumatsu, Hiroshi Tsuge 1983-06-14
4385425 Buckling device for vehicle seat belt Koubun Tanaka 1983-05-31
4383658 Seat belt retracting and winding device Masayuki Morita, Toshiaki Shimogawa 1983-05-17
4382563 Seat belt winding and retracting apparatus Masayuki Morita, Toshiaki Shimogawa 1983-05-10
4374594 Emergency buckle device 1983-02-22
4371126 Webbing lock device Hiroshi Tsuge, Jun Yasumatsu 1983-02-01
4310128 Seat belt retracting and winding device Masayuki Morita, Toshiaki Shimogawa 1982-01-12
4213580 Seatbelt retractor Fuminori Teraoka, Tatsushi Kubota, Kenji Matsui 1980-07-22
4212435 Seatbelt retractor 1980-07-15
4205807 Seat belt retracting and winding device Toshiaki Shimogawa, Eiji Takakuwa, Toshihiro Takei 1980-06-03