HI

Hiroshi Iwahashi

KT Kabushiki Kaisha Toshiba: 3 patents #147 of 1,928Top 8%
Kawasaki: 1 patents #39 of 114Top 35%
OC Osaka Gas Co.: 1 patents #1 of 34Top 3%
SI Sumitomo Metal Industries: 1 patents #4 of 98Top 5%
Overall (2003): #16,461 of 273,478Top 7%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6577539 Non-volatile semiconductor memory device with programming voltage generating system and data programming method 2003-06-10
6549462 Memory cell of nonvolatile semiconductor memory device 2003-04-15
6545913 Memory cell of nonvolatile semiconductor memory device 2003-04-08
6528012 Welded structure made of low thermal expansion coefficient alloy and welding material therefore Kazutoshi Nishimoto, Naoshige Kubo, Shuji Yamamoto, Hidefumi Yamanaka, Shinji Koga +6 more 2003-03-04