G09F 9/307

Being incandescent filaments

Official title: being incandescent filaments (G09F9/302 takes precedence; incandescent panels comprising a number of separate incandescent bodies, per se H01K9/00)

G09F9/307 (Being incandescent filaments) appears on 25 US grants and 14 published applications in this corpus.

Search patents in G09F
Granted patents
25
Published applications
14
Assignees
20
Inventors
50
Latest grant
14 Jul 2020

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G09F 9/307: granted patents and published applications per publication year
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197610
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198510
198600
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200502
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201021
201101
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201302
201421
201510
201600
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201801
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202010

By publication year. Applications have been published since 2001.