(Dollars in millions)

December 31,

2022

2021

2020

Raw material

$

445

$

395

$

379

Work in progress

350

283

292

Finished products

265

190

220

Inventories

1,060

868

891

Inventory reserve at beginning of year

(91

)

(93

)

(83

)

Reversal of (addition to) reserve

(5

)

(3

)

(3

)

Translation difference

4

5

(6

)

Inventory reserve at end of year

(91

)

(91

)

(93

)

Total inventories, net of reserve

$

969

$

777

$

798