KH

Kenichi Hiratsuka

Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
NP Nippon Telegraph And Telephone Public: 1 patents #297 of 842Top 40%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #1,619,842 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6214639 Method of producing a semiconductor device Masaomi Emori, Mitsuji Nunokawa, Masanori Ishii, Hiroshi Kawakubo 2001-04-10
6170988 Self-acting air bearing apparatus Katsuyuki Ohkubo, Yuzuru Kudoh 2001-01-09
4251691 Picture/audio signal transmission system Hideto Kakihara, Yoji Shibata, Wataru Kosuge 1981-02-17