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Naoyuki Ohara

USPTO Granted Patents = 7

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 411(Granted Patents)

Location History:

Neyagawa, JA (1978)
Yokaichi, JP (1982)
Shiga, JP (2000 - 2005)

Company Filing History:

6 out of 27,375

Matsushita Electric Industrial Co., Ltd.

Matsushita Electric Corporation of America

Years Active: 1978-2005

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6901624 - Self-moving cleaner (2005-06-07),

2. 6684451 - Vacuum cleaner (2004-02-03),

3. 6647587 - Vacuum cleaner using centrifugal force dust collection to prevent filter blinding (2003-11-18),

4. 6345411 - Vacuum cleaner (2002-02-12),

5. 6148474 - Vacuum cleaner and wand assembly (2000-11-21),

6. 4358800 - Operation control device for tape recorders (1982-11-09),

7. 4085698 - Device for detecting rotational speed of a tape reel (1978-04-25),

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