Inventor
Stephen H. Siegele
Inventor
Campbell, CA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B01Jprimary
B01JChemical or physical processes, e.g. catalysis or colloid chemistry12%
B01LChemical or physical laboratory apparatus for general use12%
B67DDispensing, delivering or transferring liquids, not otherwise provided for12%
C23CCoating metallic material12%
F17CVessels for containing or storing compressed, liquefied or solidified gases12%
G01FMeasuring volume, volume flow, mass flow or liquid level12%
G05DSystems for controlling or regulating non-electric variables12%
H01JElectric discharge tubes or discharge lamps10%
Y10TTechnical subjects covered by former us classification8%
A61MDevices for introducing media into, or onto, the body1%
PatentTitleYear
6,629,627'Level control systems for high purity chemical delivery systems'20036,557,593'Refillable ampule and method re same'20036,029,717'High aspect ratio containers for ultrahigh purity chemicals'20005,878,793'Refillable ampule and method re same'19995,711,354'Level control systems for high purity chemical delivery systems'19985,607,002'Chemical refill system for high purity chemicals'19975,590,695'Manifold systems for high purity chemical delivery systems'19975,562,132'Bulk containers for high purity chemical delivery systems'19965,465,766'Chemical refill system for high purity chemicals'1995Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–2000Patents assigned to ADVANCED DELIVERY & CHEMICAL S (6)· patent assignee history
1995–1999Based in Campbell, CA, US· patent location history
2000–2003Based in Austin, TX, US· patent location history
2003Patents assigned to ADVANCED TECH MATERIALS (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ADVANCED DELIVERY & CHEMICAL S | 6 | 1995–2000 |
| ADVANCED TECH MATERIALS | 2 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Campbell, California, US | 6 | 1995–1999 |
| Austin, Texas, US | 3 | 2000–2003 |