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

Haruo Takeda

HIHitachi: 22 patents #1,535 of 28,497Top 6%
SISeiko Instruments: 9 patents #182 of 1,437Top 15%
HCHitachi Software Engineering Co.: 1 patents #175 of 502Top 35%
NENec: 1 patents #7,889 of 14,502Top 55%
NKNippon Hoso Kyokai: 1 patents #306 of 703Top 45%
SOSony: 1 patents #17,262 of 25,231Top 70%
Machida, CA: #6 of 17 inventorsTop 40%
Overall (All Time): #108,992 of 4,157,543Top 3%
33 Patents All Time

Issued Patents All Time

Showing 26–33 of 33 patents

Patent #TitleCo-InventorsDate
4853921 Method for storing data in rotary type recording media 1989-08-01
4808987 Image data file storage and retrieval system for an image data filing system Kuniaki Tabata, Masao Nakamura 1989-02-28
4809345 Method of and apparatus for enlarging/reducing two-dimensional images Kuniaki Tabata, Tetsuo Machida, Naoki Takada, Yasuyuki Okada 1989-02-28
4760526 Method for storing data into a file device and for data retrieval Atsuo Niimi, Kuniaki Tabata 1988-07-26
4748678 Method of storing and retrieving image data Kuniaki Tabata, Tetsuo Machida, Masatoshi Hino, Kunihiro Nomura 1988-05-31
4734678 High-resolution A/D converter Masafumi Take 1988-03-29
4618991 Processing method for the rotation of an image Kuniaki Tabata 1986-10-21
4610026 Method of and apparatus for enlarging/reducing two-dimensional images Kuniaki Tabata, Tetsuo Machida, Naoki Takada, Yasuyuki Okada 1986-09-02