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For the Inventor, By the Inventor

Tokyo, Japan

Hitachi Ulsi Engineering Corp.


USPTO Granted Patents = 87


Forward Citations = 2,354

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308 inventors (with patents filed for the assignee):

goldMedal Shooji Kubono (10 out of 23 patents)

silverMedal Hitoshi Miwa (9 out of 64 patents)

bronzeMedal Osamu Tsuchiya (8 out of 44 patents)

4.  Hitoshi Tanaka (8 out of 59 patents)

5.  Tatsuya Ishii (7 out of 89 patents)

6.  Kiyoshi Matsubara (6 out of 62 patents)

7.  Kunihiro Komiyaji (6 out of 8 patents)

8.  Koichiro Ishibashi (5 out of 176 patents)

9.  Shuji Ikeda (5 out of 142 patents)

10.  Yasushi Akao (5 out of 52 patents)

11.  Keiichi Yoshida (5 out of 47 patents)

12.  Takeshi Wada (5 out of 42 patents)

13.  Shumpei Kawasaki (5 out of 27 patents)

14.  Sadayuki Morita (5 out of 21 patents)

15.  Shoji Kubono (5 out of 35 patents)


Core Competencies:
Nonvolatile Memory
Semiconductor Memory
Integrated Circuit
Dynamic RAM
Data Processing
Microcomputer System
Sense Amplifier Circuit
Flash Memory
Static Random Access Memory
Memory Card
Data Writing Method
Performance Monitoring

87 patents:

1. 7145805 - Nonvolatile memory system, semiconductor memory, and writing method (2006-12-05),
2. 7072222 - Nonvolatile memory system, semiconductor memory and writing method (2006-07-04),
3. 7023071 - Semiconductor integrated circuit device and process for manufacturing the same (2006-04-04),
4. 7022568 - Semiconductor integrated circuit device and process for manufacturing the same (2006-04-04),
5. 6906952 - Nonvolatile semiconductor memory device and data writing method therefor (2005-06-14),
6. 6873552 - Nonvolatile memory system, semiconductor memory, and writing method (2005-03-29),
7. 6163485 - Semiconductor integrated circuit data processing system (2000-12-19),
8. 6157573 - Nonvolatile memory system, semiconductor memory, and writing method (2000-12-05),
9. 6134148 - Semiconductor integrated circuit and data processing system (2000-10-17),
10. 6121681 - Semiconductor device (2000-09-18),
11. 612168 - Semiconductor device (2000-09-19),
12. 6115319 - Dynamic RAM having word line voltage intermittently boosted in (2000-09-05),
13. 6097663 - Semiconductor IC device having a memory and a logic circuit implemented (2000-08-01),
14. 6097081 - Semiconductor device having adhesive between lead and chip (2000-08-01),
15. 6091640 - Semiconductor integrated circuit with multiple write operation modes (2000-07-18),
Hitachi Ulsi Engineering Corp. is a leading provider of semiconductor manufacturing equipment and services. With over 40 years of experience in the industry, we offer innovative solutions for advanced semiconductor manufacturing processes. Our cutting-edge technologies and dedication to quality have made us a trusted partner for leading semiconductor companies worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

87 Patents

#522 in Tokyo

#1,201 in Japan

#8,505 in the World

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Tokyo, Japan

Hitachi Ulsi Engineering Corp.

Forward Citations = 2,354

308 inventors:

goldMedal Shooji Kubono (10 out of 23 patents)

silverMedal Hitoshi Miwa (9 out of 64 patents)

bronzeMedal Osamu Tsuchiya (8 out of 44 patents)

4.  Hitoshi Tanaka (8 out of 59 patents)

5.  Tatsuya Ishii (7 out of 89 patents)

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