Inventor · Tokyo, JP

Toshikazu Hasegawa

15Patents
3h-index
19Co-inventors
57Inventor score

Filing activity: Oct 23, 2001 → May 10, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
USD728991S1 Rolling mat for cooking General 13 Active
US6991366B2 Thermal conductivity measurement method and instrument and method of producing a heat insulating material Physics 12 Expired
US7227625B2 Meteorological observation LIDAR system Emerging Cross-Sectional Technologies 9 Expired
USD847668S1 Pyranometer General 1 Active
US10048122B2 Pyranometer Physics 0 Active
US12140700B2 Meteorological lidar Emerging Cross-Sectional Technologies 0 Active
US9909919B2 Pyranometer Physics 0 Active
US11650323B2 Meteorological lidar Emerging Cross-Sectional Technologies 0 Active
USD855481S1 Pyranometer General 0 Active
US12399125B2 Optical receiver for meteorological lidar Physics 0 Active
USD862256S1 Pyrometer General 0 Active
US11821786B1 Pyranometer Physics 0 Active
US9125526B2 Rolling mat Human Necessities 0 Active
US12203806B2 Sunshine recorder and sunshine measurement method Physics 0 Active
US11193901B2 Thermal conductivity measuring device, thermal conductivity measuring method and vacuum evaluation device Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.