Inventor
David M. F. Chan
Inventor
El Cerrito, CA, US
Overview
Patents· 31 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC13primary
LOC1322%
A01GHorticulture6%
A63CSkates6%
F21VFunctional features or details of lighting devices or systems thereof6%
G06FElectric digital data processing6%
H01RElectrically-conductive connections6%
LOC116%
A44CPersonal adornments, e.g. jewellery3%
A47FSpecial furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the like3%
A47GHousehold or table equipment3%
PatentTitleYear
10,956,172Memory management of data processing systems202110,936,358Initiating background updates based on user activity2021D0902158Plug2020D0899376Plug202010,511,128Connector configurable for high performance201910,243,304Connector configurable for high performance2019D0843947Plug2019D0841594Plug2019D0835045Plug2018D0818965Plug2018D0813170'Plug'2018D0808297'Coin holding base for decorative articles'20189,850,030Collapsible box with side wall article supports2017D0786129'Coin holding base for miniature sculpture'2017D0438994'Candle stand'20015,052,702'Toy skateboard with steerable truck assemblies'19915,025,643'Holding clip'1991D0311451'Keychain'19904,930,794'Toy skateboard with steerable truck assemblies'1990D0306807'Support for candles, plants, flowers or the like'1990D0301947'Rocking support for plants, flowers, candles or the like'19894,664,282'Variable shape structure'19874,535,962'Object holding device for decorative structure'19854,529,160'Standing adjustable decorative structure'1985D0278008'Suspended holder for plants, candles or the like'1985D0277435'Suspended holder for plants, candles or the like'1985D0277247'Suspended holder for plants, candles or the like'1985D0275627'Suspended support for plants, candles or the like'1984D0275707'Suspended candleholder or the like'1984D0275432'Suspended support for plants, flowers or the like'19844,025,012'Modular decorative structure'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–2018Patents assigned to CHAN DAVID M F (15)· patent assignee history
1977–2018Patents assigned to CHAN MICHAEL L F (14)· patent assignee history
1984–1990Based in El Cerrito, CA, US· patent location history
1990–1991Patents assigned to CHAN DAVID M (3)· patent assignee history
1990–1991Based in San Gabriel, CA, US· patent location history
2017–2018Based in Lafayette, CA, US· patent location history
2018–2020Patents assigned to AMPHENOL CORP (9)· patent assignee history
2018–2020Based in Xiamen, CN· patent location history
2021Patents assigned to APPLE INC (2)· patent assignee history
2021Based in Palo Alto, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CHAN DAVID M Fself | 15 | 1977–2018 |
| CHAN MICHAEL L F | 14 | 1977–2018 |
| AMPHENOL CORP | 9 | 2018–2020 |
| CHAN DAVID Mself | 3 | 1990–1991 |
| APPLE INC | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| El Cerrito, California, US | 11 | 1984–1990 |
| Xiamen, CN | 9 | 2018–2020 |
| Lafayette, California, US | 3 | 2017–2018 |
| San Gabriel, California, US | 3 | 1990–1991 |
| Palo Alto, California, US | 2 | 2021 |