Hirohiko Yamamoto

HC Hitachi Ulsi Systems Co.: 19 patents #11 of 867Top 2%

RT Renesas Technology: 9 patents #297 of 3,337Top 9%

HI Hitachi: 6 patents #6,582 of 28,497Top 25%

RE Renesas Electronics: 6 patents #669 of 4,529Top 15%

Sharp Kabushiki Kaisha: 4 patents #3,475 of 10,731Top 35%

SA Sharp Laboratories Of America: 2 patents #234 of 419Top 60%

TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%

NC Nippon Electric Co.: 1 patents #251 of 792Top 35%

RS Renesas Northern Japan Semiconductor: 1 patents #21 of 53Top 40%

📍 Hachioji, WA: #1 of 4 inventorsTop 25%

Overall (All Time): #132,029 of 4,157,543Top 4%

Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #	Title	Co-Inventors	Date
5021790	Microwave date transmission apparatus	Tomozo Ohta, Hiroshi Nakano, Kazutada Higashi	1991-06-04
4951111	Integrated circuit device	—	1990-08-21
4926182	Microwave data transmission apparatus	Tomozo Ohta, Hiroshi Nakano, Kazutada Higashi	1990-05-15
4712111	Antenna system	Tomozo Ohta, Kazutada Higashi	1987-12-08