Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AS

Akira Saitoh — 25 Patents

Tdk: 9 patents #675 of 3,796Top 20%
IBM: 6 patents #16,491 of 70,183Top 25%
KOKonica: 3 patents #771 of 1,958Top 40%
Airbnb: 2 patents #82 of 376Top 25%
Toyota: 2 patents #11,016 of 26,838Top 45%
RJResearch Development Corporation Of Japan: 1 patents #170 of 402Top 45%
KSKabushiki Kaisha Matsutani Seisakusho: 1 patents #10 of 21Top 50%
TKTkd: 1 patents #1 of 23Top 5%
ACAsahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Nec: 1 patents #7,928 of 14,502Top 55%
Ichikawa, JP: #29 of 710 inventorsTop 5%
Overall (All Time): #158,593 of 4,157,543Top 4%
25 Patents All Time
Akira Saitoh has been granted 25 US patents while listed as an inventor at Tdk. The first was granted in 1982 and the most recent in November 2022. Akira Saitoh ranks #158,593 of 4,157,543 US inventors in our database (top 3.8%). Patent records list Akira Saitoh in Ichikawa, JP.

Patents per Year

Patents granted per year, 1982 to 2022Bar chart with a peak of 4 patents in 1997.peak 41982: 1 patents19821995: 1 patents1996: 2 patents19961997: 4 patents1998: 1 patents19981999: 1 patents2000: 1 patents20002001: 1 patents2002: 1 patents20022004: 1 patents2005: 1 patents20052006: 1 patents2013: 2 patents20132015: 1 patents2018: 2 patents20182020: 2 patents2021: 1 patents20212022: 1 patents2022

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11494739 Exchanging messages during a chat session Nobuyuki Ishikawa, Kazuhiro Konno, Shigeki Takeuchi, Hayato Uenohara 2022-11-08 $447,186,000
11068851 Exchanging messages during a chat session Nobuyuki Ishikawa, Kazuhiro Konno, Shigeki Takeuchi, Hayato Uenohara 2021-07-20 $317,234,000
10832568 Transfer of image data taken by an on-vehicle camera Nobuyuki Ishikawa, Kazuhiro Konno, Masakuni Okada, Hiroki Yoshinaga 2020-11-10 $848,000
10535257 Transfer of image data taken by an on-vehicle camera Nobuyuki Ishikawa, Kazuhiro Konno, Masakuni Okada, Hiroki Yoshinaga 2020-01-14 $2,827,000
10061661 Managing the execution of software applications running on devices having device functions 2018-08-28 $3,847,000
10055314 Managing the execution of software applications running on devices having device functions 2018-08-21 $2,787,000
8966458 Processing code units on multi-core heterogeneous processors Nobuhiro Asai, Andrew B. Cornwall, Rajan Raman, Ravi Shah 2015-02-24 $3,851,000
8458676 Executing platform-independent code on multi-core heterogeneous processors Nobuhiro Asai, Andrew B. Cornwall, Rajan Raman, Ravi Shah 2013-06-04 $4,195,000
8384543 Security system Ichido Tatsumi, Keiichi Matsui, Yasuhiro Noma, Hirofumi Inubushi 2013-02-26
7131174 Ceramic electronic device and method of production of same Ryou Kobayashi, Kaname Ueda, Yasushi Izumibe, Hitoshi Ishida 2006-11-07 $35,000
6931363 EDR direction estimating method, system, and program, and memory medium for storing the program Masataka Andoh, Megu Ohtaki, Kenichi Satoh 2005-08-16 $23,000
6780494 Ceramic electronic device and method of production of same Ryou Kobayashi, Kaname Ueda, Yasushi Izumibe, Hitoshi Ishida 2004-08-24 $229,000
6475613 Magnetic recording medium Tsutomu Ide 2002-11-05 $147,000
6333151 Nucleic acid markers for rice blast resistance genes and rice blast resistance genes isolated by the use of these markers Shinji Kawasaki, Masaya Satoh, Naoki Katsura, Ikuo Andoh 2001-12-25
6127039 Magnetic recording medium and a process for producing the same Akihiko Seki, Takayoshi Kuwajima, Satoru Tsuchida 2000-10-03 $167,000
5965248 Magnetic recording medium Yutaka Takahashi, Satoru Tsuchida 1999-10-12 $61,000
5712028 Magnetic recording medium Akihiko Seki, Satoru Tsuchida 1998-01-27 $77,000
5698286 Magnetic recording medium Tsunehiko Ikarashi, Yasufumi Takasugi, Tsutomu Aoyama, Yuko Motegi, Takayoshi Kuwajima 1997-12-16 $187,000
5671797 Pressure casting method through pressurizing pin advancement speed control Mikiya Nozaki, Mitsuhiro Karaki, Mitsuru Inui, Takehito Futamura 1997-09-30 $502,000
5670245 Magnetic recording medium comprising a magnetic layer containing ferromagnetic metallic powder, binder, and aliphatic acid Ryosuke Isobe, Hideaki Wakamatsu, Akihiko Seki 1997-09-23 $123,000
5623984 Method of controlling pressurizing pin and casting apparatus with pressurizing pin controller Mikiya Nozaki, Mitsuhiro Karaki, Mitsuru Inui, Takehito Futamura 1997-04-29 $241,000
5576075 Method for production of magnetic recording medium Kaoru Kawasaki, Akihiko Seki, Kazuyuki Shimazaki, Takahiro Mori, Hisato Kato 1996-11-19 $31,000
5496622 Magnetic recording medium comprising an underlayer containing .alpha.-iron oxide powder and a magnetic layer containing ferromagnetic metallic powder Ryosuke Isobe, Takafumi Yanagita, Akihiko Seki 1996-03-05
5476480 Surgical needle and apparatus for grinding the same Kanji Matsutani, Hiroshi Yagisawa 1995-12-19
4332858 Multi-layer laminate comprising a modified styrene-butadiene block copolymer Akio Yamori, Toshio Ibaragi 1982-06-01