Positive electrode active material for all-solid-state lithium ion secondary battery and method for manufacturing the same
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United States of America Patent
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Oct 15, 2024
Grant Date -
Aug 24, 2023
app pub date -
Jul 29, 2021
filing date -
Jul 30, 2020
priority date (Note) -
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Abstract
A positive electrode active material for an all-solid-state lithium ion secondary battery includes a lithium-nickel composite oxide particle and a coating layer coating a surface of the particle. The lithium-nickel composite oxide particle has a crystal structure belonging to a space group R-3m, contains at least Li, Ni, an element M, and Nb, a molar ratio among the elements being represented by Li:Ni:M:Nb=a:(1-x-y):x:y (0.98≤a≤1.15, 0
First Claim
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Family
Country | kind | publication No. | Filing Date | Type | Sub-Type |
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
- SUMITOMO METAL MINING CO. LTD.
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Hayashi, Kazuhide | Niihama, JP | 4 | 0 |
# of filed Patents : 4 Total Citations : 0 | |||
Nakamura, Hitomi | Niihama, JP | 23 | 234 |
# of filed Patents : 23 Total Citations : 234 | |||
Okamoto, Ryosuke | Niihama, JP | 11 | 58 |
# of filed Patents : 11 Total Citations : 58 | |||
Toma, Mikako | Niihama, JP | 2 | 0 |
# of filed Patents : 2 Total Citations : 0 |
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Mar 07, 2016 | STCH | INFORMATION ON STATUS: PATENT DISCONTINUATION | free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362 |
Feb 10, 2016 | FP | LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE | Effective Date: Feb 10, 2016 |
Feb 10, 2016 | LAPS | LAPSE FOR FAILURE TO PAY MAINTENANCE FEES | |
Sep 18, 2015 | REMI | MAINTENANCE FEE REMINDER MAILED | |
Aug 08, 2011 | FPAY | FEE PAYMENT | year of fee payment: 8 |
Jul 13, 2007 | FPAY | FEE PAYMENT | year of fee payment: 4 |
Jan 01, 2006 | AS | ASSIGNMENT | free format text: MERGER;ASSIGNOR:FAG KUGELFISCHER AG & CO. OHG;REEL/FRAME:037406/0817 Owner name: INA-SCHAEFFLER AG, GERMANY Effective Date: Jan 01, 2006 |
Jan 01, 2006 | AS | ASSIGNMENT | free format text: CERTIFICATION;ASSIGNOR:FAG KUGELFISCHER AG;REEL/FRAME:020279/0690 Owner name: SCHAEFFLER KG, GERMANY Effective Date: Jan 01, 2006 |
Jun 21, 2004 | AS | ASSIGNMENT | free format text: CHANGE OF NAME;ASSIGNOR:FAG AUTOMOBILTECHNIK AG;REEL/FRAME:015918/0756 Owner name: FAG KUGELFISCHER AG, GERMANY Effective Date: Jun 21, 2004 |
Feb 10, 2004 | I | Issuance | |
Sep 10, 2001 | F | Filing | |
Sep 10, 2001 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:SCHOTTDORF, JOHANNES;WERB, ROLAND;LANGER, ROLAND;AND OTHERS;REEL/FRAME:012186/0352;SIGNING DATES FROM 20010718 TO 20010723 Owner name: FAG AUTOMOBILTECHNIK AG, GERMANY |
Oct 01, 1999 | PD | Priority Date |

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