TA

Toru Akiyama

Pioneer Electronic: 19 patents #42 of 1,840Top 3%
SC Sanyo Electric Co.: 5 patents #1,180 of 6,347Top 20%
CO Comcast: 4 patents #954 of 4,447Top 25%
DL Daikin Kogyo Co, Ltd,: 2 patents #60 of 200Top 30%
TS Tokyo Kikai Seisakusho: 1 patents #91 of 195Top 50%
SU Subaru: 1 patents #677 of 1,436Top 50%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
TC Toshiba Machine Co.: 1 patents #70 of 186Top 40%
WO Woojin: 1 patents #4 of 20Top 20%
Overall (All Time): #94,491 of 4,157,543Top 3%
36
Patents All Time

Issued Patents All Time

Showing 26–36 of 36 patents

Patent #TitleCo-InventorsDate
4667338 Noise elimination circuit for eliminating noise signals from binary data Kenji Toyonaga, Yoshihito Higashitsutsumi, Akihiro Yanai 1987-05-19
4584614 Chroma signal phase correction circuitry to be used in a color video information playback system 1986-04-22
4512002 Tracking servo system of recording disc information recording and reproducing apparatus Minoru Kosaka 1985-04-16
4494154 Pickup control device and method for fast or slow reproduction in a disk reading system 1985-01-15
4477838 Tangential error signal generator in PAL type video disc player 1984-10-16
4447663 Process for continuous fluorination of carbon Tsutomu Kamihigoshi, Shoji Takagi, Tadayuki Maeda 1984-05-08
4348363 Apparatus for solid gas reaction Tsutomu Kamihigoshi, Shoji Takagi, Tadayuki Maeda 1982-09-07
4344165 Method and system for a disc player tracking servo 1982-08-10
4338682 Tracking servo system of video disc player Toshihiko Hosaka 1982-07-06
4236251 Frequency synthesizer receiver having memory for storing frequency data Tsutomu Ohgishi, Tadashi Sakurai 1980-11-25
4201945 Phase comparing apparatus Tsutomu Ohgishi, Tadashi Sakurai 1980-05-06