4. Catalyst, solid sorbent, or support therefor: product or process
  5. Catalyst or precursor therefor
  6. Metal, metal oxide or metal hydroxide

Kabushiki Kaisha Riken

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Amorphous hard carbon film, mechanical parts and method for...

Chemistry of inorganic compounds – Carbon or compound thereof – Oxygen containing
Reexamination Certificate

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Apparatus for grinding finish of piston rings

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Apparatus for machining a planar side face of a piston ring

Turning – Pattern section – Cam-controlled cutter
Patent

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Apparatus for supplying a predetermined number of piston rings t

Article dispensing – Mechanical release or separation of articles
Patent

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Automatic window/door system

Electricity: motive power systems – Automatic and/or with time-delay means – Movement – position – or limit-of-travel
Patent

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Profile ID: LFUS-PAI-P-103697

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