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Los Angeles, CA, United States of America

Walter L Williams

USPTO Granted Patents = 8 (Patent Applications = 1)

Average Co-Inventor Count = 1.2

ph-index = 6

Forward Citations = 132(Granted Patents)

Location History:

Denver, CO (US) (1987 - 1988)
Albuquerque, NM (US) (1994)
Cumming, GA (US) (2005)
Los Angeles, CA (US) (1977 - 2023)

Company Filing History:

Otis Elevator Company

5 out of 832,843

Other

patents

where one patent can have more than one assignee

Years Active: 1977-2023

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11619063 - Pole stand (2023-04-04),

2. 9249596 - Umbrella stand (2016-02-02),

3. 8978676 - Umbrella stand (2015-03-17),

4. 6939179 - Modular plug-in electrical wiring system (2005-09-06),

5. D351709 - Chute for concrete and insulation (1994-10-18),

6. 4751984 - Dynamically generated adaptive elevator velocity profile (1988-06-21),

7. 4674604 - Elevator inner and outer door zone sensor arrangement (1987-06-23),

8. 4005892 - Debris-retrieving cane (1977-02-01),

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