SK

Shigenobu Kawakami

NC Nippon Petrochemicals, Co.: 39 patents #3 of 359Top 1%
Mitsubishi Electric: 5 patents #5,859 of 25,717Top 25%
MC Mitsubishi Electric Building Techno-Service Co.: 1 patents #3 of 15Top 20%
Overall (All Time): #68,299 of 4,157,543Top 2%
44
Patents All Time

Issued Patents All Time

Showing 26–44 of 44 patents

Patent #TitleCo-InventorsDate
4736007 Novel ethylene copolymers Yuichi Orikasa, Shinji Kojima, Takashi Inoue, Kaoru Yamamoto, Atsushi Sato 1988-04-05
4734824 Electrical insulating oil and electrical appliances impregnated with the same Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1988-03-29
4731483 Method for preparing 3-ethylbenzophenone Isoo Shimizu, Yasuo Matsumura, Atsushi Sato 1988-03-15
4717759 Ethylene copolymers Yuichi Orikasa, Shinji Kojima, Takashi Inoue, Kaoru Yamamoto, Atsushi Sato 1988-01-05
4716084 Oil-impregnated capacitor Atsushi Sato, Keiji Endo, Hideyuki Dohi 1987-12-29
4681980 Method for improving an electrical insulating hydrocarbon Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1987-07-21
4670348 Electrical appliance impregnated with a curable impregnant composition Atsushi Sato, Keiji Endo, Hideyuki Dohi 1987-06-02
4661165 Solvent for the dye of pressure-sensitive recording paper Eiichi Matsuzaka, Satoshi Narui, Naoya Takahashi 1987-04-28
4642730 Electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Eiichi Matsuzaka, Satoshi Narui 1987-02-10
4639833 New electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Hideyuki Dohi 1987-01-27
4631632 Impregnated capacitor Masafumi Kano, Megumu Tanaka, Atsushi Sato 1986-12-23
4621302 Electrical insulating oil and electrical appliances impregnated with the same Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1986-11-04
4618914 Electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1986-10-21
4591948 Oil-filled capacitor Atsushi Sato, Keiji Endo, Hideyuki Dohi 1986-05-27
4568793 Electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Hideyuki Dohi, Keiji Endo 1986-02-04
4549034 Refined electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1985-10-22
4543207 Electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1985-09-24
4506107 Electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1985-03-19
4493943 Electrical insulating oil and oil-filled electrical appliances Atsushi Sato, Keiji Endo, Hitoshi Yanagishita, Shozo Hayashi 1985-01-15