Inventor
YOKO YAMASHITA
Inventor
JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus50%
A23LFoods, foodstuffs or non-alcoholic beverages, not otherwise provided for10%
A23VIndexing scheme relating to foods, foodstuffs or non-alcoholic beverages and lactic or propionic acid bacteria used in foodstuffs or food preparation10%
A61KPreparations for medical, dental or toiletry purposes10%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light10%
PatentTitleYear
12,586,973Rare earth doped fiber and fiber optic amplifier202612,485,105Composition for suppressing obesity202512,411,287Optical side input/output circuit and optical connector202512,174,413Long period fiber grating and optical transmission system202412,158,607Propagation mode loss difference compensator202411,906,783Core position grasping method, connection method, and connection device2024Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2024–2026Patents assigned to NIPPON TELEGRAPH & TELEPHONE (5)· patent assignee history
2024–2026Based in JP· patent location history
2025Patents assigned to DAICEL CORP (1)· patent assignee history
2025Patents assigned to UNIV KOBE NAT UNIV CORP (1)· patent assignee history
2025Patents assigned to UNIV TOKUSHIMA (1)· patent assignee history
2026Patents assigned to NTT INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON TELEGRAPH & TELEPHONE | 5 | 2024–2026 |
| DAICEL CORP | 1 | 2025 |
| NTT INC | 1 | 2026 |
| UNIV KOBE NAT UNIV CORP | 1 | 2025 |
| UNIV TOKUSHIMA | 1 | 2025 |
Locations
| Location | Patents | Span |
|---|---|---|
| JP | 6 | 2024–2026 |