Inventor

OKUDA NAOKI

JP20 patents

⚠️ This page may combine multiple inventors who share the name “OKUDA NAOKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

OKUDA NAOKI

KOBE STEEL LTD

Multiple electrode submerged arc welding method

Method of preventing base metal end crack in arc welding and end tab used therefor

Flux for use in submerged arc welding of steel

Melting flux composition for submerged arc welding

Baked flux for submerged arc welding

Process for narrow gap welding of aluminum alloy thick plates

Welding wire for use in submerged arc welding of Cr-Mo steels

Process for welding aluminum and aluminum alloys in horizontal welding position

Method of vertical welding of aluminum and aluminum alloys

Shielded metal arc welding electrode for Cr-Mo low alloy steels

CANON KK

Compact image forming apparatus with vertical arrangement

Developing device accommodating apparatus and image forming apparatus and developing device

Image forming apparatus with developing device accommodating means

Developing device accommodating apparatus and image forming apparatus and developing device

Image forming apparatus having a gripper portion

Image forming apparatus and developing device therefor

Automatic original feeding apparatus having an image area designating function

Sheet conveying apparatus

Copying apparatus having means for moving the optical scanning system to a predetermined position when an abnormality is detected

HITACHI CHEMICAL CO LTD

Method of evaluating polymide dissolution rate, method of producing polymide, and polymide obtained using same methods