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USPTO Patent Rankings Data through Dec 31, 2025
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Kenichi Fujisaki — 24 Patents

ADAdvantest: 19 patents #26 of 1,193Top 3%
DIDic: 4 patents #140 of 844Top 20%
Motorola: 1 patents #12,800 of 14,142Top 95%
Saitama, JP: #514 of 10,685 inventorsTop 5%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Kenichi Fujisaki has been granted 24 US patents while listed as an inventor at Advantest. The first was granted in 1990 and the most recent in May 2022. Kenichi Fujisaki ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Kenichi Fujisaki in Saitama, JP.

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11340026 Heat storage sheet Yuko Koseki 2022-05-24 $18,289,000
10968379 Heat-storage composition Yuko Koseki, Junichirou Koike, Kyouichi Toyomura 2021-04-06
10619942 Heat storage molded body, heat storage laminate, and heat storage molded body production method Yuko Koseki 2020-04-14
10502499 Heat storage molded body, heat storage laminate, and heat storage molded body production method Yuko Koseki 2019-12-10
8677197 Test apparatus 2014-03-18 $54,000
8325547 Test apparatus and repair analysis method 2012-12-04 $50,000
8261139 Clear instruction information to indicate whether memory test failure information is valid 2012-09-04 $56,000
7636877 Test apparatus having a pattern memory and test method for testing a device under test 2009-12-22 $169,000
7529989 Testing apparatus and testing method 2009-05-05 $64,000
7337381 Memory tester having defect analysis memory with two storage sections 2008-02-26 $135,000
6173238 Memory testing apparatus 2001-01-09
6115833 Semiconductor memory testing apparatus Shinya Sato 2000-09-05
6032281 Test pattern generator for memories having a block write function 2000-02-29
6006349 High speed pattern generating method and high speed pattern generator using the method 1999-12-21
5940875 Address pattern generator for burst address access of an SDRAM Toru Inagaki 1999-08-17
5856985 Test pattern generator 1999-01-05
5852618 Multiple bit test pattern generator 1998-12-22
5835969 Address test pattern generator for burst transfer operation of a SDRAM Toru Inagaki 1998-11-10
5831989 Memory testing apparatus 1998-11-03
5734660 Scan test circuit for use in semiconductor integrated circuit 1998-03-31 $9,911,000
5481671 Memory testing device for multiported DRAMs 1996-01-02
5410687 Analyzing device for saving semiconductor memory failures Noboru Okino 1995-04-25
4958345 Memory testing device 1990-09-18
4958346 Memory testing device 1990-09-18