Inventor
TAKAGI KEIJI
JP21 patents
⚠️ This page may combine multiple inventors who share the name “TAKAGI KEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO RUBBER IND
9 patentsUS9649885B2May 16, 2017
Pneumatic tire
SUMITOMO RUBBER IND2 citations72
US12070916B2Aug 27, 2024
Mixing device, bottle unit, and puncture repair kit
SUMITOMO RUBBER IND1 citations62
US11732116B2Aug 22, 2023
Rubber composition for tire tread and tire
SUMITOMO RUBBER IND0 citations62
US10272725B2Apr 30, 2019
Pneumatic tire
SUMITOMO RUBBER IND1 citations62
US12064997B2Aug 20, 2024
Motorcycle tire
SUMITOMO RUBBER IND0 citations61
US10647168B1May 12, 2020
Pneumatic tire
SUMITOMO RUBBER IND1 citations57
US9719110B2Aug 1, 2017
Method of increasing production of amorpha-4,11-diene and method of increasing production of natural rubber
SUMITOMO RUBBER IND0 citations48
US12365154B2Jul 22, 2025
Mixing device, bottle unit, and puncture repair kit
SUMITOMO RUBBER IND0 citations45
US9375981B2Jun 28, 2016
Pneumatic tire
SUMITOMO RUBBER IND0 citations41
TOMAMOTO MASAHIRO
4 patentsUS8241751B2Aug 14, 2012
Glass roll and process for producing glass roll
TOMAMOTO MASAHIRO28 citations91
US9931816B2Apr 3, 2018
Glass roll, device for producing glass roll, and process for producing glass roll
TOMAMOTO MASAHIRO7 citations82
US8806894B2Aug 19, 2014
Process for producing glass roll with a separable protective sheet
TOMAMOTO MASAHIRO12 citations82
US8497006B2Jul 30, 2013
Glass roll
TOMAMOTO MASAHIRO17 citations82
NGK SPARK PLUG CO
2 patentsALPS ELECTRIC CO LTD
2 patentsUS6875952B2Apr 5, 2005
Substrate having repaired metallic pattern and method and device for repairing metallic pattern on substrate
ALPS ELECTRIC CO LTD4 citations62
US6331348B1Dec 18, 2001
Substrate having repaired metallic pattern and method and device for repairing metallic pattern on substrate
ALPS ELECTRIC CO LTD3 citations62