YY

Yoshifumi Yamashita

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
ME Mitsubishi Jidosha Engineering: 2 patents #32 of 277Top 15%
MM Mitsubishi Motors: 2 patents #508 of 1,823Top 30%
MB Mitsuboshi Belting: 2 patents #123 of 333Top 40%
OC Okuno Chemical Industries Co.: 2 patents #8 of 77Top 15%
TO Tokuyama: 1 patents #280 of 562Top 50%
Overall (All Time): #484,136 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
12354573 Wind instrument having expanded sound range 2025-07-08
7204223 Structure of cylinder block for engine Kunitoshi Kajiwara, Tomoya Bokkai, Tetsuro Miyashita, Masayuki Kamo, Shinichi Murata 2007-04-17
7198018 Cylinder block for engine Kunitoshi Kajiwara, Tomoya Bokkai, Tetsuro Miyashita, Masayuki Kamo, Shinichi Murata 2007-04-03
7069500 Document management/EDI system linkage unit, document management/EDI system linkage method, information recording medium and document processing program Yuki Aoyama, Toru Takahashi 2006-06-27
6832227 Database management program, a database managing method and an apparatus therefor Yumiko Seki, Masami Kameda, Takeshi Fujii 2004-12-14
6197733 Photoresist ashing residue cleaning agent Ichiro Mikami, Toru Nonaka 2001-03-06
5976628 Copper conductor paste and production method of copper conductor film Masahito Kawahara, Toru Noguchi, Yoshio Yamaguchi, Yoshito Nokami 1999-11-02
5892515 Method and apparatus for dividing shape expressed on three-dimensional space into elements Chie KOBAYASHI, Ichiro Nishigaki, Hiromitsu Moriyama, Hiromi Aoyama, Keiko Hoshino +1 more 1999-04-06
5807508 Copper conductor paste and production method of copper conductor film Masahito Kawahara, Toru Noguchi, Yoshio Yamaguchi, Yoshito Nokami 1998-09-15
5760779 Method and apparatus for generating an analyzing mesh for a three-dimensional area Hiromitsu Moriyama, Masao Kawai, Kimitaka Tamura 1998-06-02