TU

Tamotsu Usami

SO Sony: 3 patents #153 of 2,293Top 7%
HI Hitachi: 3 patents #512 of 4,225Top 15%
KT Kabushiki Kaisha Toshiba: 3 patents #147 of 1,928Top 8%
Mitsubishi Electric: 3 patents #164 of 2,499Top 7%
NE Nec: 3 patents #42 of 1,409Top 3%
OC Oki Electric Industry Co.: 3 patents #10 of 346Top 3%
Rohm Co.: 3 patents #8 of 151Top 6%
SC Sanyo Electric Co.: 3 patents #54 of 745Top 8%
Sharp Kabushiki Kaisha: 3 patents #54 of 990Top 6%
Fujitsu Limited: 3 patents #245 of 3,284Top 8%
UN Unknown: 2 patents #76 of 2,925Top 3%
Sumitomo Electric Industries: 2 patents #687 of 3,885Top 20%
PA Panasonic: 1 patents #61 of 393Top 20%
📍 Nagakute, JP: #3 of 18 inventorsTop 20%
Overall (2003): #20,774 of 273,478Top 8%
3
Patents 2003

Issued Patents 2003

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6670830 Driver circuit, receiver circuit, and signal transmission bus system Kanji Otsuka 2003-12-30
6630629 Wiring substrate Kanji Otsuka 2003-10-07
6625005 Semiconductor circuit device having power and ground lines adapted for high-frequency operation Kanji Otsuka 2003-09-23