HM

Hiroyuki Matsumoto

HI Hitachi: 2 patents #622 of 3,771Top 20%
MC Murata Manufacturing Co.: 1 patents #193 of 509Top 40%
RN Research Investment Network: 1 patents #1 of 15Top 7%
📍 Tokyo, CA: #45 of 212 inventorsTop 25%
Overall (2004): #15,295 of 270,089Top 6%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6829134 Laminated ceramic electronic component and method for manufacturing the same Makoto Yamauchi, Akihiro Shimizu, Kazuaki Kawabata, Hiroaki Taira 2004-12-07
6822938 Optical disk having lands and grooves with a reduced track pitch Seiji Morita, Masatoshi Hayashi, Satomi Yoshibe 2004-11-23
6816341 Hard disk drive utilizing second lubricant over a first lubricant having a phosophezine group Hiroshi Tani, Mitsuhiro Shoda, Koji Sonoda, Takayuki Nakakawaji, Mina Amo +1 more 2004-11-09
6773784 Magnetic disk having ultrathin carbon protective film and magnetic disk apparatus Kouji Sonoda, Hiroshi Tani, Mitsuhiro Shoda, Toshinori Ono 2004-08-10