Inventor
Alfred Schiffer
Inventor
Obersteinebach, DE
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B29Cprimary
B29CShaping or joining of plastics30%
B22DCasting of metals10%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts10%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium10%
C05DInorganic fertilisers not covered by subclasses c05b, c05c10%
F04BPositive-displacement machines for liquids10%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
PatentTitleYear
10,105,887Plasticizing unit of an injection molding machine for micro-injection molding20188,968,689'Method for recovering potassium sulphate from biodiesel production'20157,438,553'Mold closing device for injection molding machines'20085,845,493'Method and apparatus for operating a hydraulic drive'19985,559,531'Control unit for an injection moulding machine'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1998Patents assigned to BOY GMBH DR (2)· patent assignee history
1996Based in Neustadt/Wied, DE· patent location history
1998–2018Based in Obersteinebach, DE· patent location history
2008Patents assigned to BOY GMBH & CO KG DR (1)· patent assignee history
2015Patents assigned to HUEBNER ANDREAS (1)· patent assignee history
2015Patents assigned to REMONDIS PRODUCTION GMBH (1)· patent assignee history
2015Based in Luenen, DE· patent location history
2018Patents assigned to DR BOY GMBH & CO KG (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| BOY GMBH DR | 2 | 1996–1998 |
| BOY GMBH & CO KG DR | 1 | 2008 |
| DR BOY GMBH & CO KG | 1 | 2018 |
| HUEBNER ANDREAS | 1 | 2015 |
| REMONDIS PRODUCTION GMBH | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Obersteinebach, DE | 3 | 1998–2018 |
| Luenen, DE | 1 | 2015 |
| Neustadt/Wied, DE | 1 | 1996 |