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Inventor

Alwin Weitzel

Inventor
Maninz, DE

Overview

2→
Patents
1998–2001
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C03Cprimary
C03CChemical composition of glasses, glazes or vitreous enamels50%
A61KPreparations for medical, dental or toiletry purposes25%
G02BOptical elements, systems or apparatus25%
PatentTitleYear
6,297,181'Barium-free, X-ray-opaque dental glass and dental glass/polymer composite, and the use thereof'20015,750,448'Copper(II) oxide-containing aluminophosphate glasses'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to SCHOTT GLASWERKE (1)· patent assignee history
1998Based in Mainz, DE· patent location history
2001Patents assigned to SCHOTT GLAS (1)· patent assignee history
2001Based in Maninz, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SCHOTT GLAS12001
SCHOTT GLASWERKE11998
Locations
LocationPatentsSpan
Maninz, DE12001
Mainz, DE11998