Inventor
Bernhard Hofmann
Inventor
Peissenberg, DE
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Kprimary
A61KPreparations for medical, dental or toiletry purposes15%
C01GCompounds containing metals not covered by subclasses c01d or c01f15%
C08LCompositions of macromolecular compounds15%
C22BProduction and refining of metals15%
Y02PClimate change mitigation technologies in the production or processing of goods15%
A61CDentistry5%
B29CShaping or joining of plastics5%
B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering5%
C01BNon-metallic elements5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
PatentTitleYear
10,953,596Additive manufacturing system and a method of additive manufacturing202110,610,330Preformed dental composite crown, process of production and use thereof202010,004,669Dental composition and use thereof20189,782,329'Hardenable dental composition containing a mixture of agglomerated and aggregated nano-particles, kit of parts and use thereof'20174,834,960'Process for purifying phosphorous acid'19894,600,565'Process for making manganese (II) salt solutions containing ammonium salt'19864,462,912'Process for removing molybdenum from aqueous manganese salt solutions'19844,391,714'Process for removing molybdenum from aqueous salt solutions'1983Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1983–1989Patents assigned to HOECHST AG (4)· patent assignee history
1983–1984Based in Hurth-Knapsack, DE· patent location history
1986Based in Hurth, DE· patent location history
1989Based in Frankfurt am Main, DE· patent location history
2017–2021Patents assigned to 3M INNOVATIVE PROPERTIES CO (4)· patent assignee history
2017–2021Based in Peissenberg, DE· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| 3M INNOVATIVE PROPERTIES CO | 4 | 2017–2021 |
| HOECHST AG | 4 | 1983–1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Peissenberg, DE | 4 | 2017–2021 |
| Hurth-Knapsack, DE | 2 | 1983–1984 |
| Frankfurt am Main, DE | 1 | 1989 |
| Hurth, DE | 1 | 1986 |