YF

Yasuhiro Fujiwara

OC Olympus Optical Co.: 1 patents #165 of 486Top 35%
Sumitomo Electric Industries: 1 patents #1,404 of 3,885Top 40%
Overall (2003): #36,138 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6639890 Optical disk drive for precisely adjusting the intensity of laser light irradiated onto an optical disk Toshimasa Miura, Yoshihisa Miyazaki, Yuichi Tsuchimochi, Naoyuki Sato, Yoshiyuki Fukuya 2003-10-28
6543521 Cooling element and cooling apparatus using the same Kaoru Sato, Shinobu Kamizuru, Sumio Tate, Kazuhiko Sugimoto 2003-04-08