CK

Chikanori Kumagai

Kawasaki: 8 patents #232 of 2,943Top 8%
SC Sumitomo Cement Co.: 4 patents #3 of 113Top 3%
Overall (All Time): #662,583 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
6689507 Battery and equipment or device having the battery as part of structure and locally distributed power generation method and power generation device therefor Kazuo Tsutsumi, Toshio Atsuta, Mitsuharu Kishimoto, Atsushi Tsutsumi 2004-02-10
5944513 Apparatus for manufacturing cement clinker Norio Yokota, Nichitaka Sato, Katsuji Mukai, Toshiyuki Ishinohachi, Hideho Hayashi +4 more 1999-08-31
5595599 Method and apparatus for sintering cement clinker Norio Yokota, Nichitaka Sato, Katsuji Mukai, Toshiyuki Ishinohachi, Isao Hashimoto +2 more 1997-01-21
5536167 Method and apparatus for sintering cement clinker Norio Yokota, Nichitaka Sato, Katsuji Mukai, Toshiyuki Ishinohachi, Isao Hashimoto +2 more 1996-07-16
5478234 Apparatus for manufacturing cement clinker Norio Yokota, Nichitaka Sato, Katsuji Mukai, Toshiyuki Ishinohachi, Hideho Hayashi +4 more 1995-12-26
4877397 Plant for manufacturing cement clinker June Tatebayashi, Tomoaki Takada, Kimitaka Hayashi 1989-10-31
4492570 Calcining system provided with a planetary cooler Takeshi Suzuki, Mikio Murao, Masahiro Uchida, Yasuhiko Yotsui 1985-01-08
4285142 Suspension type heat exchanger Takeshi Suzuki, Takashi Hatamori, Mikio Murao, Minoru Nezuka, Masaharu Takagishi 1981-08-25