Tamotsu Usami

Fujitsu Limited: 3 patents #166 of 2,894Top 6%

Sumitomo Electric Industries: 3 patents #348 of 3,632Top 10%

UN Unknown: 3 patents #22 of 2,395Top 1%

SO Sony: 3 patents #132 of 2,039Top 7%

KT Kabushiki Kaisha Toshiba: 3 patents #166 of 1,959Top 9%

NE Nec: 3 patents #22 of 878Top 3%

OC Oki Electric Industry Co.: 3 patents #9 of 342Top 3%

Rohm Co.: 3 patents #13 of 129Top 15%

SC Sanyo Electric Co.: 3 patents #44 of 641Top 7%

Sharp Kabushiki Kaisha: 3 patents #35 of 939Top 4%

HI Hitachi: 2 patents #478 of 3,189Top 15%

Mitsubishi Electric: 2 patents #156 of 1,625Top 10%

RT Renesas Technology: 1 patents #364 of 1,110Top 35%

📍 Nagakute, JP: #4 of 22 inventorsTop 20%

Overall (2005): #16,011 of 245,428Top 7%

Patents 2005

Issued Patents 2005

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6975489	Circuit structure and semiconductor integrated circuit	Kanji Otsuka, Tadatomo Suga	2005-12-13
6961229	Electronic circuit device	Kanji Otsuka	2005-11-01
6914502	Wiring structure for transmission line having grooved conductors	Kanji Otsuka	2005-07-05