PolyStor Corporation
Livermore, CA, US· latest recorded location
PolyStor Corporation is named on 9 US grants and 0 published applications in this corpus. Its most frequent classification is H01M (Batteries and fuel cells).
- Granted patents
- 9
- Published applications
- 0
- Inventors
- 12
- Granted in 2026 so far
- 0
- Most recent grant
- 30 Jul 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
By publication year.
Technology areas
Share of 9 documents
Recent patents
- Electrochemical cell separators with high crystallinity binders30 Jul 2002US 6,426,165 B1
- Mixed lithium manganese oxide and lithium nickel cobalt oxide positive electrodes30 Apr 2002US 6,379,842 B1
- Overcharge safety vents on prismatic cells12 Dec 2000US 6,159,631 A
- Mixed lithium manganese oxide and lithium nickel cobalt oxide positive electrodes28 Dec 1999US 6,007,947 A
- Control loop for pulse charging lithium ion cells27 Apr 1999US 5,898,294 A
No published applications.
Most cited
By later US patents
- Lithium nickel cobalt oxides for positive electrodes167US 5,783,333 A1998
- Mixed lithium manganese oxide and lithium nickel cobalt oxide positive electrodes103US 6,007,947 A1999
- Mixed lithium manganese oxide and lithium nickel cobalt oxide positive electrodes79US 6,379,842 B12002
- Overcharge protection battery vent77US 5,741,606 A1998
- Cell cap assembly having frangible tab disconnect mechanism64US 5,609,972 A1997