Inventor
Paul D. Williams
Inventor
Hampstead, NC, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C10Jprimary
C10JProduction of producer gas, water-gas, synthesis gas from solid carbonaceous material, or mixtures containing these gases13%
Y02PClimate change mitigation technologies in the production or processing of goods13%
F23BMethods or apparatus for combustion using only solid fuel9%
F23GCremation furnaces9%
A44CPersonal adornments, e.g. jewellery4%
B26BHand-held cutting tools not otherwise provided for4%
C07CAcyclic or carbocyclic compounds4%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
F23HGrates4%
F23LSupplying air or non-combustible liquids or gases to combustion apparatus in general4%
PatentTitleYear
10,945,498Device with a assisted opening and closing mechanism20217,686,011'Compact window heating unit utilizing pelletized fuel'20107,678,164'Ash handling and treatment in solid fuel burners'20107,284,491'Grate structure for solid fuel burners'20076,854,403'Refractory wall structure and damper device'20054,990,716'Preparation of diphenylmethanes'19914,716,842'Extraction zone for solid fuel burner'19884,605,751'Bimetallic cluster catalysts'19864,126,489'Method of making cathode heaters'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986Patents assigned to UNIV MICHIGAN (1)· patent assignee history
1988Based in Haumoana, NZ· patent location history
1991Patents assigned to DOW CHEMICAL CO (1)· patent assignee history
1991Based in Midland, MI, US· patent location history
2005Patents assigned to RENEWABLE ENERGY CORP LTD (1)· patent assignee history
2005–2010Based in Hampstead, NC, US· patent location history
2007–2010Patents assigned to SALINAS ENERGY LTD (2)· patent assignee history
2010Patents assigned to US STOVE COMPANY (1)· patent assignee history
2010Based in Bridgeport, AL, US· patent location history
2021Based in Silkstone, AU· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SALINAS ENERGY LTD | 2 | 2007–2010 |
| DOW CHEMICAL CO | 1 | 1991 |
| RENEWABLE ENERGY CORP LTD | 1 | 2005 |
| UNIV MICHIGAN | 1 | 1986 |
| US STOVE COMPANY | 1 | 2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hampstead, NC, US | 3 | 2005–2010 |
| Silkstone, AU | 1 | 2021 |
| Bridgeport, AL, US | 1 | 2010 |
| Midland, MI, US | 1 | 1991 |
| Haumoana, NZ | 1 | 1988 |