Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HI

Hideki Ishii

TCTechno Takatsuki Co.: 5 patents #3 of 8Top 40%
JAJatco: 5 patents #132 of 871Top 20%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
Sumitomo Electric Industries: 3 patents #7,735 of 21,551Top 40%
MCMurata Manufacturing Co.: 3 patents #2,166 of 5,295Top 45%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
RTRenesas Technology: 2 patents #1,374 of 3,337Top 45%
BUBuffalo: 2 patents #26 of 80Top 35%
NCNippon Light Metal Company: 1 patents #203 of 499Top 45%
KCKoito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
Brother Kogyo: 1 patents #2,155 of 2,767Top 80%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
RERenesas Electronics: 1 patents #2,739 of 4,529Top 65%
SYSysmex: 1 patents #499 of 868Top 60%
Osaka, JP: #126 of 258 inventorsTop 50%
Overall (All Time): #112,201 of 4,157,543Top 3%
32 Patents All Time

Issued Patents All Time

Showing 26–32 of 32 patents

Patent #TitleCo-InventorsDate
5835988 Packed semiconductor device with wrap around external leads 1998-11-10
5744862 Reduced thickness semiconductor device with IC packages mounted in openings on substrate 1998-04-28
5689254 Decoding circuit for runlength codes Mikio Fujiwara, Yoshiyuki Goi 1997-11-18
5373113 Solder reflow mounting board 1994-12-13
D300150 White board copier 1989-03-07
D298948 Document feeder Andrew Serbinski 1988-12-13
4339685 Sealed beam lamp assembly Norio Saguchi, Yoshiaki Sakakibara, Masakazu Nagasawa, Osami Saitoh, Yukio Wakimizu +1 more 1982-07-13