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For the Inventor, By the Inventor

Tokyo, Japan

Kioxia Corporation

Calculating rank
USPTO Granted Patents = 3,248

% Expired Patents = 0.28



Trademarks = 13

Forward Citations = 1,106

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2,114 inventors (with patents filed for the assignee):

goldMedal Shinichi Kanno (179 out of 384 patents)

silverMedal Masanobu Shirakawa (106 out of 247 patents)

bronzeMedal Yoshihisa Kojima (62 out of 144 patents)

4.  Hiroshi Maejima (50 out of 227 patents)

5.  Marie Takada (47 out of 83 patents)

6.  Akihisa Fujimoto (42 out of 132 patents)

7.  Toshikatsu Hida (36 out of 117 patents)

8.  Noboru Shibata (35 out of 273 patents)

9.  Akio Sugahara (35 out of 55 patents)

10.  Keiri Nakanishi (34 out of 58 patents)

11.  Keisuke Nakatsuka (33 out of 56 patents)

12.  Tomoya Sanuki (33 out of 48 patents)

13.  Hideki Yoshida (32 out of 108 patents)

14.  Takashi Maeda (31 out of 179 patents)

15.  Avi Steiner (31 out of 70 patents)


Core Competencies:
Non-Volatile Storage
Memory Controller
Semiconductor Device
Memory System
Manufacturing Method
Data Compression
Memory Device
Heat Treatment
Production Apparatus
Address Conversion
Pass Voltages
Inspection Apparatus

3,248 patents:

1. RE51124 - Semiconductor storage device including first pads on a first chip that are bonded to second pads on a second chip (2026-11-10),
2. 12796446 - Semiconductor device and method of manufacturing the same (2026-11-10),
3. 12796362 - Method of using a template to form a cured pattern on an imprint material where the template has a mathematically defined spacing between first and second recessed portions therein and the depths of such recessed portions and the cured imprint material has a mathematically defined spacing between first and second protruding portions and the heights of such protruding portions (2026-11-10),
4. 12796336 - Memory device and method of manufacturing the same (2026-11-10),
5. 12795942 - Memory device (2026-11-10),
6. 12795932 - Semiconductor device and manufacturing method thereof (2026-11-10),
7. 12795915 - Semiconductor device (2026-11-10),
8. 12795908 - 3D memory device with tapered dividing plate (2026-11-10),
9. 12795837 - Semiconductor storage device (2026-11-10),
10. 12793795 - Semiconductor memory device (2026-11-10),
11. 12793790 - Non-volatile memory and controlling method of non-volatile memory (2026-11-10),
12. 12793784 - Semiconductor memory device and method of controlling the same (2026-11-10),
13. 12793781 - Semiconductor memory device (2026-11-10),
14. 12793777 - Semiconductor storage device (2026-11-10),
15. 12792532 - Memory system (2026-11-10),
Company Overview
Kioxia Corporation, headquartered in Tokyo, Japan, specializes in semiconductor memory solutions, focusing on non-volatile storage technologies. The company develops advanced memory devices and systems, including memory controllers and manufacturing methods that enhance data storage efficiency and reliability. Kioxia is committed to innovation in data compression and heat treatment processes, positioning itself as a leader in the semiconductor industry and contributing to the evolution of digital storage solutions worldwide.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

Kioxia Corporation USPTO Patent Assignee Logo
3,248 Patents

#38 in Tokyo

#74 in Japan

#289 in the World

Tokyo, JP
Tokyo, Japan

Kioxia Corporation

Forward Citations = 1,106

2,114 inventors:

goldMedal Shinichi Kanno (179 out of 384 patents)

silverMedal Masanobu Shirakawa (106 out of 247 patents)

bronzeMedal Yoshihisa Kojima (62 out of 144 patents)

4.  Hiroshi Maejima (50 out of 227 patents)

5.  Marie Takada (47 out of 83 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kioxia Corporation. Retrieved from https://idiyas.com/company/kioxia

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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