KA

Kenji Arai

DC Diesel Kiki Co.: 5 patents #6 of 89Top 7%
SC Sumitomo Chemical: 1 patents #114 of 315Top 40%
TC Toshiba Monofrax Co.: 1 patents #1 of 4Top 25%
Overall (1989): #1,076 of 140,708Top 1%
7
Patents 1989

Issued Patents 1989

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4888042 Cyclohexenone derivative, process for producing the same and herbicides comprising the same as active ingredient Kouichi Morita, Nobuaki Mito, Naonori Hirata 1989-12-19
4862362 Apparatus for generating acceleration signal for backup Kazumasa Kurihara 1989-08-29
4848529 Automatic transmission system Kazumasa Kurihara 1989-07-18
4838397 Apparatus for controlling vehicle having an automatic transmission system Kazumasa Kurihara 1989-06-13
4825993 Automatic transmission system for vehicles Kazumasa Kurihara 1989-05-02
4810150 Ceramic fiber layer fixing pin Tetsuyoshi Matsukane 1989-03-07
4807132 Apparatus for controlling an internal combustion engine for vehicles Kazumasa Kurihara, Hidekazu Oshizawa 1989-02-21