IDiyas

For the Inventor, By the Inventor

Hachioji, Japan

Norikazu Hashimoto

USPTO Granted Patents = 12

Average Co-Inventor Count = 4.9

ph-index = 8

Forward Citations = 184(Granted Patents)


Location History:

  • Tokorozawa, JA (1976)
  • Hachioji, JA (1977)
  • Tokorozawa, JP (1981 - 1984)
  • Hachioji, JP (1982 - 1992)

Company Filing History:

goldMedal12 out of 42,485 
 
Hitachi, Ltd.
 patents
silverMedal1 out of 1,960 
 
Showa Denko K.k.
 patents
where one patent can have more than one assignee

Years Active: 1976-1992

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12 patents (USPTO):
1. 5132752 - Field effect transistor (1992-07-21),
2. 5124770 - Field effect transistor with alpha particle protection (1992-06-23),
3. 4805005 - Semiconductor device and manufacturing method of the same (1989-02-14),
4. 4529476 - Gas for selectively etching silicon nitride and process for selectively (1985-07-16),
5. 4477182 - Pattern exposing apparatus (1984-10-16),
6. 4451841 - Semiconductor device with multi-layered electrodes (1984-05-29),
7. 4377819 - Semiconductor device (1983-03-22),
8. 4361949 - Process for making a memory device (1982-12-07),
9. 4355374 - Semiconductor memory device (1982-10-19),
10. 4270262 - Semiconductor device and process for making the same (1981-06-02),
11. 4015281 - MIS-FETs isolated on common substrate (1977-03-29),
12. 3942982 - Method for controlling the degree of side-etch in thin oxide films by (1976-03-09),
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