Hirokazu Iwata

Ricoh Company: 34 patents #505 of 9,818Top 6%

NC Nihon Dempa Kogyo Co.: 10 patents #30 of 296Top 15%

TC Toyo Communication Equipment Co.: 5 patents #3 of 111Top 3%

Brother Kogyo: 1 patents #2,155 of 2,767Top 80%

RC Ricoh Research Institute Of General Electronics Co.: 1 patents #21 of 68Top 35%

OU Osaka University: 1 patents #681 of 1,984Top 35%

II Icom Incorporated: 1 patents #40 of 74Top 55%

JA Japan Atomic Energy Agency: 1 patents #64 of 251Top 30%

📍 Rifu, JP: #38 of 2,101 inventorsTop 2%

Overall (All Time): #52,533 of 4,157,543Top 2%

Patents All Time

Issued Patents All Time

Showing 51–51 of 51 patents

Patent #	Title	Co-Inventors	Date
5665985	Light-emitting diode of edge-emitting type, light-receiving device of lateral-surface-receiving type, and arrayed light source	—	1997-09-09