Inventor

Josef Lang

Inventor

Kumhausen, DE

Overview

5→

Patents

1983–2019

Patent span

Performing operations

Primary field (CPC B)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B24Bprimary

B24BMachines, devices, or processes for grinding or polishing20%

G02BOptical elements, systems or apparatus20%

B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general10%

F21VFunctional features or details of lighting devices or systems thereof10%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation10%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1010%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution10%

Y10TTechnical subjects covered by former us classification10%

PatentTitleYear

10,501,013Lighting apparatus2019 9,891,369'Equipment part having luminous visible side'2018 5,167,667'Process for treating polishing cloths used for semiconductor wafers'1992 5,110,428'Process and apparatus for double-sided chemomechanical polishing of semiconductor wafers and semiconductor wafers obtainable thereby'1992 4,419,531'Photo-voltaic solar module'1983

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1983Patents assigned to SIEMENS AG (1)· patent assignee history

1983Based in Regensburg, DE· patent location history

1992Patents assigned to WACKER CHEMITRONIC (2)· patent assignee history

1992Based in Burghausen, DE· patent location history

2018–2019Patents assigned to DRAEXLMAIER LISA GMBH (2)· patent assignee history

2018Patents assigned to LISA DRAEXLMAIER (1)· patent assignee history

2018–2019Based in Kumhausen, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DRAEXLMAIER LISA GMBH	2	2018–2019
WACKER CHEMITRONIC	2	1992
LISA DRAEXLMAIER	1	2018
SIEMENS AG	1	1983

Locations

Location	Patents	Span
Kumhausen, DE	2	2018–2019
Burghausen, DE	2	1992
Regensburg, DE	1	1983