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USPTO Patent Rankings Data through Dec 31, 2025
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Akihiro Uetake — 23 Patents

Sony: 23 patents #1,722 of 25,231Top 7%
Tokyo, JP: #6,320 of 90,295 inventorsTop 7%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Akihiro Uetake has been granted 23 US patents while listed as an inventor at Sony. The first was granted in 1991 and the most recent in October 2003. Akihiro Uetake ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Akihiro Uetake in Tokyo, JP.

Patents per Year

Patents granted per year, 1991 to 2003Bar chart with a peak of 7 patents in 1995.peak 71991: 1 patents19911994: 2 patents19941995: 7 patents19951996: 1 patents19961997: 3 patents19971998: 4 patents19981999: 1 patents19992000: 1 patents20002002: 1 patents20022003: 2 patents2003

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6631242 Apparatus for recording and reproducing digital picture data Yukio Kubota, Yoichirou Senshu, Shinichi Hasegawa, Moriyuki Kawaguchi, Hajime Inoue +4 more 2003-10-07 $1,687,000
6560221 Communication path control device, communication path control method, and communication path control unit Kazuhiro Hara, Ichiro Kubota, Yasuaki Yamagishi, Noboru Fujii 2003-05-06 $326,000
6477179 Data receiving device and data receiving method Noboru Fujii, Ichiro Kubota, Yasuaki Yamagishi, Kazuhiro Hara 2002-11-05 $536,000
6081403 Tape guide members for a tape travel system for a tape loading mechanism in a recording and reproducing apparatus Toshio Mamiya, Katsuji Akimoto, Masaki Takase, Katsuaki Ikema, Kazuyoshi Suzuki +1 more 2000-06-27 $1,901,000
5992781 Indirect drive mechanism for recording and reproducing apparatus capable of accomodating different size cassettes Kazuyoshi Suzuki, Toshio Mamiya, Katsuji Akimoto, Masaki Takase 1999-11-30 $766,000
5847898 Recording and reproducing apparatus and method of dubbing record medium cassette Kazuyoshi Suzuki, Takashi Sawada 1998-12-08 $383,000
5833158 Recording and/or reproducing apparatus having means for selectively loading large or small tape cassette Kazuyoshi Suzuki, Toshio Mamiya, Katsuji Akimoto, Masaki Takase, Katsuaki Ikema +1 more 1998-11-10 $247,000
RE35950 Recording medium cassette and a recording/reproducing apparatus Takashi Sawada, Yoichirou Senshu, Chiaki Sugai, Shuichi Ota, Hiroshi Fujii +3 more 1998-11-10
5822149 Positioning guide mechanism and erroneous insertion detecting and discharging mechanism for a recording and producing apparatus Masaki Takase, Toshio Mamiya, Katsuji Akimoto, Katsuaki Ikema, Kazuyoshi Suzuki +1 more 1998-10-13 $344,000
5642245 Tape cassette information detecting mechanism and reel lock releasing mechanism for recording and reproducing apparatus Kazuyoshi Suzuki, Toshio Mamiya, Katsuji Akimoto, Masaki Takase 1997-06-24 $245,000
5631784 Recording and reproducing apparatus and method of dubbing for record medium cassette Kazuyoshi Suzuki, Takashi Sawada 1997-05-20 $518,000
5605300 Tape tension regulating system for a tape cassette recording and/or reproducing apparatus accomodating cassettes of different sizes Shuichi Ota 1997-02-25 $455,000
5502608 Tape cassette Yoichirou Senshu, Shuichi Ota, Hiroshi Fujii, Takashi Sawada, Shinichi Hasegawa +2 more 1996-03-26 $158,000
5453892 Rotary magnetic head drum with fluid bearing and with head chips mounted together in parallel Shinichi Hasegawa, Yoichirou Senshu, Kenichi Fukahori 1995-09-26 $113,000
5438468 Rotary head drum having reduced exterior dimensions Shinichi Hasegawa 1995-08-01 $125,000
5416651 Apparatus for magnetically recording digital data Naofumi Yanagihara, Keiji Kanota 1995-05-16 $85,000
5412525 Tape cassette having a rockable finger for latching a slidable shutter Shuichi Ota, Takashi Sawada, Kazuyoshi Suzuki 1995-05-02 $207,000
5390870 Recording medium cassette and a recording/reproducing apparatus Takashi Sawada, Yoichirou Senshu, Chiaki Sugai, Shuichi Ota, Hiroshi Fujii +3 more 1995-02-21 $127,000
5386334 Tape cassette reel locking mechanism 1995-01-31 $151,000
5384666 Digital picture signal recording apparatus in which a field interval is recorded in a plurality of tracks exhibiting a track pitch no greater than 5.5 .mu.m by a rotary drum having a diameter no greater than 25 mm and a rotary speed no less than 150 rps Keiji Kanota, Hajime Inoue, Moriyuki Kawaguchi, Yukio Kubota, Kazunobu Chiba 1995-01-24 $248,000
5322237 Lid assembly for a tape cassette which protects front and rear surfaces of a magnetic tape Shuichi Ota, Yoichirou Senshu, Shinichi Hasegawa, Takashi Sawada, Chiaki Sugai 1994-06-21 $317,000
5316236 Tape supplying and taking up apparatus and tape cassettes for use therewith Shinichi Hasegawa, Shuichi Ota, Takashi Sawada, Yoichirou Senshu, Chiaki Sugai 1994-05-31 $404,000
5072316 Recording apparatus Yukio Kubota, Tomihiro Nakagawa, Norio Shindo, Yoichirou Senshu 1991-12-10 $236,000