KK

Keizo Kawakita

HI Hitachi: 22 patents #1,535 of 28,497Top 6%
Micron: 19 patents #907 of 6,345Top 15%
TI Texas Instruments: 10 patents #1,445 of 12,488Top 15%
EM Elpida Memory: 6 patents #108 of 692Top 20%
HC Hitachi Ulsi Systems Co.: 2 patents #419 of 867Top 50%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
📍 Hiroshima, WA: #1 of 2 inventorsTop 50%
Overall (All Time): #53,352 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 1–25 of 50 patents

Patent #TitleCo-InventorsDate
12347797 Apparatus, semiconductor device, and redistribution layer structure thereof Shigeru Sugioka 2025-07-01
12255163 Bond pads for semiconductor die assemblies and associated methods and systems Bharat Bhushan, Akshay N. Singh, Bret K. Street 2025-03-18
12217816 Semiconductor wiring device and method Hidenori Yamaguchi 2025-02-04
12211757 Semiconductor device and method of forming the same Haruka Momota, Koji Yasumori 2025-01-28
12125789 Semiconductor device and method of forming the same Shigeru Sugioka, Hidenori Yamaguchi, Noriaki Fujiki, Raj K. Bansal 2024-10-22
12050398 Semiconductor device and method of forming the same Hidenori Yamaguchi, Shigeru Sugioka 2024-07-30
11862554 Apparatuses and methods of controlling hydrogen supply in memory device Shigeru Sugioka 2024-01-02
11810822 Apparatuses and methods including patterns in scribe regions of semiconductor devices Shigeru Sugioka, Raj K. Bansal, Tsung-Che Tsai 2023-11-07
11769736 Scribe structure for memory device Hidenori Yamaguchi, Wataru HOSHINO, Yuta Nomura 2023-09-26
11764164 Semiconductor device and method of forming the same Shigeru Sugioka, Hidenori Yamaguchi, Bang-Ning Hsu 2023-09-19
11658121 Semiconductor device and method of forming the same Shigeru Sugioka, Hidenori Yamaguchi, Noriaki Fujiki 2023-05-23
11637105 Apparatus comprising compensation capacitors Shigeru Sugioka 2023-04-25
11616028 Semiconductor devices having crack-inhibiting structures Shams U. Arifeen, Hyunsuk Chun, Sheng-Wei Yang 2023-03-28
11600578 Scribe structure for memory device Hidenori Yamaguchi, Wataru HOSHINO 2023-03-07
11587870 Apparatus comprising aluminum interconnections, memory devices comprising interconnections, and related methods Shigeru Sugioka, Noriaki Fujiki, Takahisa Ishino 2023-02-21
11569089 Method of forming a semiconductor device, and a photomask used therein Hidenori Yamaguchi, Wataru HOSHINO, Shigeru Sugioka, Toshiyuki Maenosono 2023-01-31
11456253 Semiconductor device and method of forming the same Shigeru Sugioka, Hidenori Yamaguchi, Noriaki Fujiki, Raj K. Bansal 2022-09-27
11158640 Apparatus comprising compensation capacitors and related memory devices and electronic systems Shigeru Sugioka 2021-10-26
10811365 Semiconductor devices having crack-inhibiting structures Shams U. Arifeen, Hyunsuk Chun, Sheng-Wei Yang 2020-10-20
8653666 Semiconductor storage device having a peripheral circuit region and a memory cell region 2014-02-18
8093130 Method of manufacturing a semiconductor device having raised source and drain of differing heights 2012-01-10
8080470 Wiring structure and semiconductor device, and their fabrication methods 2011-12-20
7884418 Semiconductor device and transistor 2011-02-08
7795689 Semiconductor device including a germanium silicide film on a selective epitaxial layer 2010-09-14
7525829 Semiconductor storage device Yoshinori Tanaka 2009-04-28