YF

Yasuyuki Fukushima

WC Wacom Co.: 32 patents #16 of 357Top 5%
NT Ntn: 5 patents #288 of 1,364Top 25%
IH Ihi: 5 patents #152 of 1,178Top 15%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
OC Ohi Seisakusho Co.: 3 patents #49 of 196Top 25%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
📍 Iwata, JP: #12 of 782 inventorsTop 2%
Overall (All Time): #59,136 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
8525531 Variable capacitor, position indicator, and input device Hiroyuki Fujitsuka 2013-09-03
8525816 Position pointer, variable capacitor and inputting apparatus Hiroyuki Fujitsuka 2013-09-03
8513694 Nitride semiconductor device and manufacturing method of the device Tetsuzo Ueda 2013-08-20
8421771 Input system including position-detecting device 2013-04-16
8304671 Position indicator and coordinate input device Hiroyuki Fujitsuka 2012-11-06
8184109 Coordinate input device, position indicator and variable capacitor Hiroyuki Fujitsuka 2012-05-22
RE41521 Variable capacity condenser and pointer Hiroyuki Fujitsuka 2010-08-17
7778795 Position indicator, variable capacitor, position input device and computer system Hiroyuki Fujitsuka 2010-08-17
7456034 Nitride semiconductor device and method for fabricating the same Norio Ikedo, Masaaki Yuri 2008-11-25
6937231 Pen-shaped coordinate pointing device Hiroyuki Fujitsuka 2005-08-30
6853369 Variable capacity condenser and pointer Hiroyuki Fujitsuka 2005-02-08
6576850 Device and method for detecting rotation angle Masaki Niwa 2003-06-10
6556190 Coordinate input stylus David Charles Fleck, Scott Rawlings 2003-04-29
6550826 Door lock apparatus Noboru Takamura, Shigenori Taga, Jun Yamagishi 2003-04-22
6512513 Pointer for use in digitizer systems David Charles Fleck, Scott Rawlings, Konrad Pollmann, Jan Hippen, Folke Schlueter +1 more 2003-01-28
6259438 Coordinate input stylus David Charles Fleck, Scott Rawlings 2001-07-10
6189400 Lid opener Katsumi Nakagome 2001-02-20
6154196 Coordinate input device convertible between right-handed and left-handed modes David Charles Fleck, Konrad Pollmann, Scott Rawlings, Jan Hippen, David Sayler +2 more 2000-11-28
5829799 Automotive lid lock device with power unlocking mechanism Jun Yamagishi, Shigenori Taga, Yoshio Watanuki, Takeharu Iwata 1998-11-03
5717435 Side switch mechanism, and stylus pen using the same Minoru Wakabayashi 1998-02-10
5633471 Pressure sensitive element and a stylus pen with pressure sensitive function 1997-05-27
5576502 Pointing unit and improved stylus pen Minoru Wakabayashi 1996-11-19